James C Keane

Title: Innovations by James C. Keane

Introduction

James C. Keane is a notable inventor based in Lakewood, CO (US). He has made significant contributions to the field of photovoltaic technology, holding a total of 5 patents. His work focuses on developing efficient solar cell technologies that are both economical and environmentally friendly.

Latest Patents

One of his latest patents involves a process for making a thin film ZnO/Cu(InGa)Se solar cell without the need for a buffer layer. This innovative method includes depositing a Cu(InGa)Se layer on a metal back contact on a glass substrate, heating it to a temperature range between about 100°C to about 250°C, and then subjecting the heated layer to an evaporant species from a Zn compound. Following this, ZnO is sputter deposited on the treated layer. Another significant patent is a cadmium-free junction fabrication process for CuInSe₂ thin films. This invention provides a simple and controllable method for forming semiconductor layer junctions, resulting in high-efficiency photovoltaic cells. The process involves doping copper indium diselenide with zinc chloride, creating a thin n-type region, and applying a bilayer of zinc oxide.

Career Highlights

Throughout his career, James C. Keane has worked with reputable organizations such as Davis, Joseph & Negley and the Midwest Research Institute. His experience in these companies has contributed to his expertise in the field of solar technology.

Collaborations

James has collaborated with notable professionals in his field, including Kannan Ramanathan and Raghu Nath Bhattacharya. Their combined efforts have further advanced the innovations in photovoltaic technology.

Conclusion

James C. Keane's contributions to solar technology through his patents and collaborations highlight his role as a significant inventor in the field. His work continues to influence the development of efficient and sustainable energy solutions.